utility.linvite: better error handling

src/modules/utility.js

@@ -59,7 +59,12 @@ const CUSTOM_EMOTE_REGEX = /<(?:\u200b|&)?(a)?:(\w+):(\d+)>/;
 
 const sharp = require("sharp");
 
-const {hastebin, lookupUser, formatTime} = require("../lib/utils.js");
+const {
+  hastebin,
+  lookupUser,
+  formatTime,
+  safeString,
+} = require("../lib/utils.js");
 const {getNamesFromString} = require("../lib/unicode.js");
 
 const avatar = new Command("avatar");
@@ -278,9 +283,25 @@ lookupinvite.callback = async function (msg, line) {
 
   line = line.replace(/(https?:\/\/)?discord\.gg\//, "");
 
-  const invite = await hf.bot.requestHandler.request("GET",
-    `/invites/${line}?with_counts=1`,
+  let bail = false;
+  let error;
+  let invite;
+  try {
+    invite = await hf.bot.requestHandler.request(
+      "GET",
+      `/invites/${line}?with_counts=1`
     );
+  } catch (err) {
+    bail = true;
+    error = err;
+  }
+  if (bail && error) {
+    if (error.message.includes("Unknown Invite")) {
+      return "Invite provided is not valid.";
+    } else {
+      return `:warning: Got error \`${safeString(error)}\``;
+    }
+  }
   if (!invite) return ":warning: No data returned.";
 
   if (invite.message) {